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Mathematics Past Questions and Answers

Waec Mathematics Questions

Question 631:

The diagram shows the position of three ships A, B and C at sea. B is due north of C such that |AB| = |BC| and the bearing of B from A = 040°. What is the bearing of A from C

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A 040^o
B 070^o
C 110^o
D 290^o

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Question 632:

A pole of length L leans against a vertical wall so that it makes an angle of 60^o with the horizontal ground. If the top of the pole is 8m above the ground, calculate L.

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A \(16\sqrt{3}m\)
B \(4\sqrt{3}m\)
C \(\frac{\sqrt{3}}{16}\)
D \(\frac{16\sqrt{3}}{3}\)

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Question 633:

In the diagram, PQST and QRST are parallelograms. Calculate the area of the trapezium PRST.

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A 60cm²
B 50cm²
C 40cm²
D 30cm²

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Question 634:

The height of a pyramid on square base is 15cm. If the volume is 80cm\(^3\), find the length of the side of the base

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A 3.3cm
B 5.3cm
C 4.0cm
D 8.0cm

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Question 635:

Simplify 3.72 x 0.025 and express your answer in the standard form

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A \(9.3\times 10^3\)
B \(9.3\times 10^2\)
C \(9.3\times 10^{-2}\)
D \(9.3\times 10^{-3}\)

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